Ever hear of the Fermi Paradox?

LLLurkJ2

Keep on peeping
Jul 6, 2015
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My personal opinion is that were actually inside the event horizon of a black hole, and thats why we see dark energy and matter - time dialation effect. That and the greek was extra $$
 

johnsmit

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May 4, 2013
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The paradox is how ignorant the powers that be think the population is and how long they can get a way with telling us , " Nop we have not see or been in contact with any aliens " Really!!!! Evidence is all around us and talked about in our ancient history.

One of the more prevalent ideas about our past civilization is that we have advanced and been destroyed or set back a dozen times or more in the last 100 thousand yrs.. Why no remananc ? There is ,some very erodied and others had the next civilization use the last one to build with or build up on.
There is more and more evidence that who we though built the pyramid, or the Inca and Mayan buildings did not , they just toke them over from some one else. And in mist case could not even duplicate the construction.They did not have the math or science.. Even are math may not if come from the Greeks but been re learnt from a civilisation before.

Now where do the aliens come in.. Well they might be us .and 100 of thousands of yrs ago our ancestors came here and colonized, maybe we did move one to other planets like Mars or came from there. But then you throw in catastrophes that pleg this world and these civilization could of be devastated any number of time with astoids, planer near misses and ice ages. And each time they had to re learn and rebuild . And it follows the same curve that blue history has taken in the last 10 thousand yrs.

Now through in all the UFO sightings and a government that spend more time saying they are fake and spend BILLIONs on space and exploration ,and yet say "No contact
I am one of the believer and have seen what o call a UFO.
So that is why I believe.

Not sure why they don't want yo admit it or even why the aliens have not made a more dramatic presents.

As for Fermi paradox it is not totally valad.
It assumes human type species in the rest if the universe and they need earth type planets .Not a reasonable assumption for life or intelagent life.

Now if we look at our own planet there all ready is different life forms that are not all genetically linked.
Yes humans seem to be genetically linked to most mammals, reptiles, birds and fish. We all have a head body and arms and legs or 4 appendages .

Then there are insect. But they have mutable categories and some are not related at all.
Spiders have 8 legs,and have 6, caterpillars have mutable legs and change to months or butter flys. And there are many unclassified creatures that I ask for they all evolve in this plane or come from some where else and got trapped here. And after millions of yrs devolved because the eviorment was to hostel for them to keep a civilization go or could not compeat with the others.

And not all species need oxygen, some breath carbon dioxide like the trees.
And then consider the various and bacteria that in habit the plane and ever species on it
We humans are the keepers of so many different organism ,that we live in a symbiotic relationship with ,that in some ways they help use survive on the plant. Other times they could wipe us out.

You say you have not seen an alien .Take a look around.
 

MB Mod

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Sep 17, 2017
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Perhaps we’re just being unreasonable, even if you use the most updated information on the planetary systems and plug it into the Drake Equation you only get an answer of 12,000 technological civilizations in the Milky Way. There are around 200 billion stars in our galaxy and SETI has only looked at less than 1% of them in a very narrow frequency band. There probably out there wondering if there’s any one out there the same as us.
 

pinky2

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Sep 17, 2007
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it helps, in trying to appreciate the scale of this way of thinking, to be able to appreciate orders of magnitude, remembering that MB Mod is talking about only ONE galaxy:

A million seconds is 13 days.
A billion seconds is 31 years.
A trillion seconds is 31,688 years.
 

johnsmit

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May 4, 2013
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Yes and considering the mikyway galaxy is 100,000 light yrs across.and we started sending signals only 110 yrs ago
It will be a while be for any one here's us let alone if we will here some one from a couple of 100 light yrs away.
And who says they use the same principle for electronic and communication. Our science and laws of physics are not the only way things work they ware just the one we understand and work with.
In order to travel lights even we are going to have to come up with new understanding of physics..
We may imagine multiple dimension and worp drive.but we are not able to make one or goto other dimension..
And Einstein's theory says we can't travel faster then the speed of light...i think we need a new theroey . We will not be going out side this solar system with the technology we have. And if we don't hurry up and find purpose for the world totally behind we will run out of time again and our civilization will be put back in to the dark ages by a comic event or planetary catastrophe. And if we survie it will be abother 5000 to 10000 yrs to get back to this state.
We seem to be trying to meet the odds on all side .Setting a side the perdiction for mans future that our literature and movies show, I don't know if We will make it .well I might see it if it true that we have mutable lives and keep coming back. Some believe that we come back to life in other parts of the universe, so we may be come one of those aliens we think exist and maybe that is why we beleive they do exist because we once lived as them.
 

felixthecat

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Aug 28, 2011
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And Einstein's theory says we can't travel faster then the speed of light...i think we need a new theory.
It will be a religion if it's not based on facts, not a theory.

To me, the best explanation of the Fermi Paradox is that Einstein was right. No civilization can travel at the speed of light, not even close due to a number of limitations (such as, any collision with even a tiny object at those speeds is certainly deadly). There may be no magic trick to make interstellar travel practical, no matter how advanced the civilization.

Type II civilizations (capturing the energy of their own star) might be a pipe dream, too. We already got a taste of potential issues with that on Earth, imagine the same on much bigger scale:
materials are limited;
recycling cannot be perfect;
the extra energy does not go away, it is usually converted to heat which we don't know how to deal with.
 

sevenofnine

Active member
Nov 21, 2008
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if you think about it,

first lets begin with Einstein
you don't have to travel faster then the speed of light,

you bend space,
that is what warp drive means you warp or bend space,
if i got this right you expand space in front of you and shrink it behind you,

any way,
moving on,

to actually travel to another solar system or travel the galaxy
would require such a technological advanced society,
we have no idea,
i mean its just ludicrous to think that an advanced race could travel the galaxy to only crash here, in area 51

so our idea of aliens and ufo's are all wrong.
they could be here and watching us, and we would only know if they wanted us to know.

and the speculation as to how is open to anything,
like pax, Keven spacey traveling on a beam of light, or a thought is as good as any,

if they wanted to destroy us they could there would be no war of the worlds,
they would end us in any way that suited them,


i think if traveling the galaxy is possible it would involve a technology and technologies that are well beyond us,
i think the secret is time,
i mean the energy theory of types of civilizations is wrong,

it has to do with time
types of civilizations should be marked, not by energy use or means of generating it.

but by understanding of time
how we measure it how we use it.
i think the key is time,
the thing we know the least about,

at first we measured time with the movement of the sun.

now we measure time by the vibration of an atom.

i think to travel the galaxy we will need to understand time and measure it quite differently
 

Amerix

Active member
May 7, 2004
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The most obvious answer is likely correct; technological civilizations don't last long. We're in the process of cooking our planet, killing most life on earth, and using up all our resources as fast as possible. The chances we'll be around in even another 1000 years are slim. Why would other species do better?
 

Mrmotorscooter

Well-known member
Dec 19, 2017
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There is no proof of Alien or extra terrestrial life out there, I say Bullsht to that we are standing on the Proof, Earth is here in all it's glory! If this habitable planet exists then there are many more out there in every Galaxy there is life. We have likely been dropped off here and really seem to be struggling to make a success of this place. The planet will go on with us or without us and likely do much better without us. If it keeps warming the toilet bowl will flush and the cycle will start all over again.

 

cancowboy2001

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Jul 27, 2003
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' the probability that we are alone in the galaxy is 30%!'

https://www.sciencealert.com/three-...hed-a-disheartening-take-on-the-fermi-paradox

But in a new study conducted by three famed scholars from the Future of Humanity Institute (FHI) at Oxford University, the paradox is reevaluated in such a way that it makes it seem likely that humanity is alone in the observable Universe.
As such, Sandberg, Drexler and Ord looked at the equation's parameters as uncertainty ranges. Instead of focusing on what value they might have, they looked at what the largest and smallest values they could have based on current knowledge.
Whereas some values have become well constrained – such as the number of planets in our galaxy based on exoplanet studies and the number that exist within a star's habitable zone – others remain far more uncertain.
When they combined these uncertainties, rather than the guesswork that often go into the Fermi Paradox, the team got a distribution as a result.
Naturally, this resulted in a broad spread due to the number of uncertainties involved. But as Dr. Sandberg explained, it did provide them with an estimate of the likelihood that humanity (given what we know) is alone in the galaxy
In the end, the team's conclusions do not mean that humanity is alone in the Universe, or that the odds of finding evidence of extra-terrestrial civilizations (both past and present) is unlikely.
Instead, it simply means that we can say with greater confidence – based on what we know – that humanity is most likely the only intelligent species in the Milky Way Galaxy at present.
 

80watts

Well-known member
May 20, 2004
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No intelligent life wants to interact with grown adult humans.

Just look at the states and their current president. The US has become a black-hole for intelligent life on this planet. Would you visit this planet and accidentally get sucked into the vacuum that is the US, no you stay away from risky places.......

When people value money, political party crap, and wrongly pointing the fingers at each other; when they should care about/and help their fellow neighbours, look after the environment (so they can continue to breath fresh air), yeah I 'd want to avoid that place too.....
 

felixthecat

Well-known member
Aug 28, 2011
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I think they miss at least one important factor. There can be many civilizations in the Milky Way, they may be transmitting, but we don't hear them due to the distance.

You need a very powerful transmission and/or very sensitive telescopes to detect interstellar transmissions.
The strength of a radio / light signal decreases with distance following the inverse square relation.
With the current technology, I've seen estimates 1-3 light years maximum for how far away humans could detect our own signals (such as TV/radio broadcasts on Earth).

I assume advanced civilizations won't do much more powerful local transmissions than we do for a number of reasons (health effect of radio waves, avoiding global warming caused by extra energy spending, etc.) Even humans nowadays are using more lower-power transmissions (wi-fi, cell signals) than long-range TV or radio signals. There are satellite communications but those are targeted, not broadcasting to all the outer space.

On a lighter note, http://nextonet.tv/ lists TV shows that are currently on for our extraterrestrial friends (there are decades of delay due to the huge distances radio waves have to travel):

 

westwoody

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Jun 10, 2004
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Type II civilizations (capturing the energy of their own star) might be a pipe dream, too
A Dyson Sphere to contain that energy is a pipe dream.
Imagine the material to be only a micron thick, seems plausible. But the surface area would be immense, consider outer perimeter would be somewhere beyond Pluto. There would not be enough matter in the Solar System to supply the material.
Then there are stray bits of matter piercing the sphere and compromising the structure.
 

johnsmit

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May 4, 2013
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It a very small sub and maybe only one planet.
Yes it still would be 10,000 ,km across
 
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